jetty-9 - HTTP client: utility class BytesContentProvider.

jetty-client/src/main/java/org/eclipse/jetty/client/util/BytesContentProvider.java

@@ -0,0 +1,80 @@
+//
+//  ========================================================================
+//  Copyright (c) 1995-2012 Mort Bay Consulting Pty. Ltd.
+//  ------------------------------------------------------------------------
+//  All rights reserved. This program and the accompanying materials
+//  are made available under the terms of the Eclipse Public License v1.0
+//  and Apache License v2.0 which accompanies this distribution.
+//
+//      The Eclipse Public License is available at
+//      http://www.eclipse.org/legal/epl-v10.html
+//
+//      The Apache License v2.0 is available at
+//      http://www.opensource.org/licenses/apache2.0.php
+//
+//  You may elect to redistribute this code under either of these licenses.
+//  ========================================================================
+//
+
+package org.eclipse.jetty.client.util;
+
+import java.nio.ByteBuffer;
+import java.util.Iterator;
+import java.util.NoSuchElementException;
+
+import org.eclipse.jetty.client.api.ContentProvider;
+
+public class BytesContentProvider implements ContentProvider
+{
+    private final byte[][] bytes;
+    private final long length;
+
+    public BytesContentProvider(byte[]... bytes)
+    {
+        this.bytes = bytes;
+        long length = 0;
+        for (byte[] buffer : bytes)
+            length += buffer.length;
+        this.length = length;
+    }
+
+    @Override
+    public long length()
+    {
+        return length;
+    }
+
+    @Override
+    public Iterator<ByteBuffer> iterator()
+    {
+        return new Iterator<ByteBuffer>()
+        {
+            private int index;
+
+            @Override
+            public boolean hasNext()
+            {
+                return index < bytes.length;
+            }
+
+            @Override
+            public ByteBuffer next()
+            {
+                try
+                {
+                    return ByteBuffer.wrap(bytes[index++]);
+                }
+                catch (ArrayIndexOutOfBoundsException x)
+                {
+                    throw new NoSuchElementException();
+                }
+            }
+
+            @Override
+            public void remove()
+            {
+                throw new UnsupportedOperationException();
+            }
+        };
+    }
+}